]> git.ipfire.org Git - people/arne_f/kernel.git/commit
blk-cgroup: Fix memleak on error path
authorGabriel Krisman Bertazi <krisman@collabora.com>
Thu, 22 Oct 2020 20:58:41 +0000 (16:58 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 10 Nov 2020 09:29:05 +0000 (10:29 +0100)
commit928f81df69eb1edda87c97046d6f3491192591db
treebfd82dcfee4d60daae65b368ea069bcf883caaf3
parentc59d7a4612e0909c3557c23017f5e4db7963e631
blk-cgroup: Fix memleak on error path

[ Upstream commit 52abfcbd57eefdd54737fc8c2dc79d8f46d4a3e5 ]

If new_blkg allocation raced with blk_policy change and
blkg_lookup_check fails, new_blkg is leaked.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
block/blk-cgroup.c